Troubleshooting
ENGLISH - 155
Maintenance
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems Points to be checked Page
Power does not turn
on.
z
Is the power plug rmly inserted into the outlet? ―
z
Is the <MAIN POWER> switch turned <OFF>? 53
z
Is the wall outlet supplying electricity? ―
z
Have the circuit breakers tripped? ―
z
Is the temperature indicator <TEMP> or the lamp indicators
<LAMP1>/<LAMP2>/<LAMP3>/<LAMP4> lit or ashing?
146, 147
z
Is the lamp unit cover securely installed? 152
z
Are you using the correct power supply voltage (AC 200 - 240 V)? 179
No image appears.
z
Are connections to external devices correctly performed? 46
z
Is the input selection setting correct? 60
z
Is the [BRIGHTNESS] adjustment setting at a minimum? 68
z
Is the external device that is connected to the projector working
properly?
―
z
Is the shutter function in use? 60
z
If the power indicator <ON (G)/STANDBY (R)> is ashing in red, consult
your dealer.
—
z
Is the lens cover still attached to the lens? 52
The picture is fuzzy.
z
Is the lens focus set correctly? 54
z
Is the projection distance appropriate? 31
z
Is the lens dirty? 18
z
Is the projector installed perpendicular to the screen?
―
The color is pale or
grayish.
z
Is the [COLOR] adjusted correctly? 68
z
Is the [TINT] adjusted correctly? 68
z
Is the external device connected to the projector adjusted correctly? 46
z
Is the RGB cable damaged? ―
The remote control
does not respond.
z
Are the batteries depleted? ―
z
Is the polarity of the batteries set correctly? 29
z
Are there any obstructions between the remote control and the
projector’s remote control signal receiver?
25
z
Is the remote control being used beyond its effective operation range? 25
z
Are other forms of light, such as uorescent light, affecting the
projection?
25
z
Is the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set
to [DISABLE]?
125
z
Is the <REMOTE 2 IN> terminal used for contact control? 171
z
Is the ID number setting operation correct? 29
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